The Federal Council is continuing its strategy of taking cautious, gradual steps towards reopening. At its meeting on 14 April, it decided on further reopening measures. From Monday, 19 April, it will again be possible to hold events with audiences and spectators subject to restrictions, for example at sports stadiums, cinemas, theatres and concert venues. Indoor sports and cultural activities will also be allowed, as well as certain matches and competitions. 

https://www.admin.ch/gov/en/start/documentation/media-releases.msg-id-83106.html